/* ==========================================================================
   AVANGARD - Home V1 - "Controlled Vortex"
   Void profond, lumiere prismatique rationnee, instrument radial.
   Tokens issus de la DA v4 (deck/Avangard-DA-vortex.html).
   ========================================================================== */

/* ---------- Fonts (local only, no CDN) ---------- */
@font-face{
  font-family:'Break';
  src:url('../assets/fonts/Break-Bold.ttf') format('truetype');
  font-weight:700;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Break';
  src:url('../assets/fonts/Break.ttf') format('truetype');
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Archivo';
  src:url('../assets/fonts/Archivo-Regular.ttf') format('truetype');
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Archivo';
  src:url('../assets/fonts/Archivo-Medium.ttf') format('truetype');
  font-weight:500;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Archivo';
  src:url('../assets/fonts/Archivo-SemiBold.ttf') format('truetype');
  font-weight:600;font-style:normal;font-display:swap;
}

/* ---------- Tokens ---------- */
:root{
  --void:#030304;--carbon:#0B0B0F;--panel:#101014;
  --bone:#EFEDE6;--bone-2:#C6C3BA;--ash:#84828B;--ash-2:#4A484F;
  --line:rgba(239,237,230,.09);--line-2:rgba(239,237,230,.16);
  --prism:linear-gradient(92deg,#FF2D55 0%,#FFC93C 24%,#3FE08A 52%,#3B5BFF 78%,#A24BFF 100%);
  --r:#FF2D55;--g:#3FE08A;--b:#3B5BFF;--y:#FFC93C;--v:#A24BFF;
  --display:'Break',sans-serif;
  --sans:'Archivo',ui-sans-serif,system-ui,sans-serif;
  --mono:ui-monospace,'SF Mono',SFMono-Regular,Menlo,monospace;
  --gutter:clamp(20px,5vw,72px);
  --maxw:1320px;
  --ab:0px; /* aberration offset, driven by JS on reveal */
}

/* ---------- Reset ---------- */
*{margin:0;padding:0;box-sizing:border-box}
/* overflow-x on BOTH html and body : iOS Safari ignores it on body alone,
   letting 1-2px layout rounding (and clipped transforms) pan the page.
   'clip' avoids creating a scroll container; 'hidden' is the fallback. */
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden;overflow-x:clip}
body{
  background:var(--void);color:var(--bone);
  font-family:var(--sans);font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;overflow-x:clip;line-height:1.5;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:rgba(163,75,255,.35);color:var(--bone)}

/* ---------- Global grain + ambient ---------- */
.grain{
  position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.28;
  mix-blend-mode:soft-light;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 320 320'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size:300px 300px;
}
/* Kept gentle: on the near-black sections it is invisible, and on the hero it
   must not eat the full-slide gradient in the corners. */
.vignette{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse at 50% 40%,transparent 52%,rgba(3,3,4,.22) 84%,rgba(3,3,4,.44) 100%);
}

/* ---------- Typographic utilities ---------- */
.eyebrow{
  font-family:var(--mono);font-size:clamp(11px,1.1vw,13.5px);
  letter-spacing:.32em;color:var(--ash);text-transform:uppercase;
  display:inline-flex;align-items:center;gap:.9em;
}
.eyebrow .deg{color:var(--bone-2)}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--g);box-shadow:0 0 8px rgba(63,224,138,.7)}
.display{
  font-family:var(--display);font-weight:700;text-transform:uppercase;
  line-height:.92;letter-spacing:.01em;color:var(--bone);
  font-variant-ligatures:none;font-feature-settings:"liga" 0,"dlig" 0,"calt" 0;
  text-wrap:balance;
}
.display .dim{color:var(--ash)}
.body{
  font-family:var(--sans);font-weight:400;
  font-size:clamp(16px,1.35vw,20px);line-height:1.62;color:var(--bone-2);
  max-width:56ch;text-wrap:pretty;
}
.prism-rule{height:1px;width:120px;background:var(--prism);opacity:.85;border:0}
.mono-note{
  font-family:var(--mono);font-size:12px;letter-spacing:.24em;
  color:var(--ash);text-transform:uppercase;
}

/* aberration: subtle RGB split driven by --ab (px) */
.aberr{
  text-shadow:
    calc(var(--ab) * -1) 0 rgba(255,45,85,.5),
    var(--ab) 0 rgba(59,91,255,.5);
}

/* ---------- Section shell ---------- */
.section{position:relative;z-index:2;padding-block:clamp(88px,12vh,168px)}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section-head{display:flex;flex-direction:column;gap:26px;margin-bottom:clamp(40px,6vh,72px)}
.rule-line{border:0;border-top:1px solid var(--line);width:100%}

/* ---------- Reveal base states (JS toggles .is-in) ---------- */
.rv{opacity:0;transform:translateY(26px);transition:none;will-change:transform,opacity}
.rv.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none}
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px var(--gutter);
  transition:padding .4s ease,background .4s ease,border-color .4s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  padding:12px var(--gutter);
  background:rgba(3,3,4,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .brand img{height:17px;width:auto;opacity:.95}
.nav{display:flex;align-items:center;gap:34px}
.nav-links{display:flex;gap:28px}
.nav-links a{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--ash);transition:color .3s ease;
}
.nav-links a:hover{color:var(--bone)}
.btn{
  display:inline-flex;align-items:center;gap:12px;white-space:nowrap;
  font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--bone);border:1px solid var(--line-2);
  padding:11px 20px;border-radius:2px;
  /* color flips instantly on hover (no transition): the metal fill appears at
     once, so a fading label would flash light-on-light and read illegibly. */
  transition:border-color .35s ease;
  position:relative;overflow:hidden;isolation:isolate;
}
/* sober hover fallback (no-JS / reduced-motion): a quiet border brighten */
.btn:hover{border-color:var(--bone-2)}
.btn .arrow{transition:transform .35s ease}
.btn:hover .arrow{transform:translateX(4px)}
.btn:focus-visible{outline:2px solid var(--b);outline-offset:3px}
.btn-lg{padding:16px 28px;font-size:12.5px}
/* Label wrapper : it carries the data-fr, so the i18n innerHTML swap only ever
   rewrites this span and never the anchor's children - the liquid-metal canvas
   holder inserted at the front of the button survives every language swap
   (this is the fix for the hover regression). Sits above the z-index:-1 canvas. */
.btn-label{display:inline-flex;align-items:center;gap:12px;position:relative;z-index:1}

/* Liquid-metal hover : a small WebGL chrome canvas fills the button behind the
   text (JS drives its opacity on hover); the label flips to near-black for
   contrast. The shader runs only while hovered/focused (perf). */
/* Overscan the shader box well beyond the (very wide, short) button and clip it
   with the button's overflow:hidden. Two wins: (1) the liquidMetal "shape:none"
   fill derives its radial field from the canvas aspect ratio, so a near-square,
   slightly-tall box turns the concentric "bullseye" edge rings into a calm,
   almost-horizontal chrome flow; (2) the artefact-prone outer edges fall outside
   the button and are cropped. The button shows a clean central slice. */
.btn-metal-canvas{
  position:absolute;left:-14%;right:-14%;top:50%;height:380%;
  transform:translateY(-50%);z-index:-1;
  opacity:0;pointer-events:none;overflow:hidden;
}
.btn-metal-canvas canvas{width:100%!important;height:100%!important;display:block}
.btn-metal.metal-hot{border-color:transparent;color:#0a0a0c}
.btn-metal.metal-hot .arrow{transform:translateX(4px)}

/* ==========================================================================
   HERO (full-screen photo slider + signature overlay)
   The photos ARE the subject : 3 emblematic project shots crossfade slowly
   with a continuous Ken Burns. Over them, the charte matter is a discreet
   blend layer (prismatic veil + animated grain), plus a darkening scrim for
   legibility. The slogan is the fixed headline.
   ========================================================================== */
.hero{
  position:relative;min-height:100svh;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;isolation:isolate;background:#030304;
}
/* Slider : each slide is a cover background that crossfades. Ken Burns runs
   continuously (alternate, so it never snaps at a loop boundary). */
.hero-slider{position:absolute;inset:0;z-index:0}
.hero-slide{
  position:absolute;inset:0;background-position:center;background-size:cover;
  background-repeat:no-repeat;opacity:0;transition:opacity 1.6s ease;
  transform:scale(1.04);animation:kenburns 24s ease-in-out infinite alternate;
  will-change:opacity,transform;
}
.hero-slide.is-active{opacity:1}
.hero-slide:nth-child(1){transform-origin:40% 42%}
.hero-slide:nth-child(2){transform-origin:60% 50%;animation-duration:26s}
.hero-slide:nth-child(3){transform-origin:50% 62%;animation-duration:28s}
@keyframes kenburns{from{transform:scale(1.04)}to{transform:scale(1.12)}}

/* Static prismatic veil : reduced-motion / no-WebGL fallback only (the
   animated #heroGradient canvas does it in motion mode). Screen blend keeps
   the near-black matter transparent and only lifts its caustics. */
.hero-veil{
  position:absolute;inset:0;z-index:1;pointer-events:none;opacity:0;
  background:url('../assets/bg/prismatic-bg-1.jpg') center/cover no-repeat;
  mix-blend-mode:screen;
}
/* Animated prismatic + grain veil (the charte overlay, clearly present). */
#heroGradient{position:absolute;inset:0;z-index:1;width:100%;height:100%;
  opacity:.62;mix-blend-mode:screen;pointer-events:none}
/* Darkening scrim : intense, covers most of the photo (client feedback :
   the overlay must be darker and cover more, the photo is an ambiance). */
.hero-scrim{
  position:absolute;inset:0;z-index:2;pointer-events:none;
  background:
    radial-gradient(128% 94% at 50% 46%, rgba(3,3,4,.44) 0%, rgba(3,3,4,.64) 60%, rgba(3,3,4,.86) 100%),
    linear-gradient(180deg, rgba(3,3,4,.62) 0%, rgba(3,3,4,.32) 26%, rgba(3,3,4,.32) 58%, rgba(3,3,4,.84) 100%);
}

.hero-inner{
  position:relative;z-index:4;
  display:flex;flex-direction:column;align-items:center;text-align:center;
  gap:clamp(24px,4vh,40px);padding-inline:var(--gutter);
}
.hero-eyebrow{opacity:.92}
.hero-slogan{
  font-size:clamp(2.05rem,7.8vw,6.6rem);
  filter:blur(var(--logo-blur,0px));transform-style:preserve-3d;
  text-shadow:0 2px 44px rgba(3,3,4,.55);
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-top:6px}

/* Slide indicators (mono, clickable, accessible) */
.hero-dots{display:flex;gap:14px;align-items:center;margin-top:8px}
.hero-dot{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--ash-2);
  padding:6px 4px;position:relative;transition:color .3s ease;line-height:1;
}
.hero-dot::after{content:"";position:absolute;left:4px;right:4px;bottom:0;height:1px;
  background:var(--prism);transform:scaleX(0);transform-origin:center;
  transition:transform .4s cubic-bezier(.16,1,.3,1)}
.hero-dot:hover{color:var(--bone-2)}
.hero-dot.is-active{color:var(--bone)}
.hero-dot.is-active::after{transform:scaleX(1)}
.hero-dot:focus-visible{outline:2px solid var(--b);outline-offset:3px}

/* Scroll hint */
.scroll-hint{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:4;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:var(--mono);font-size:10px;letter-spacing:.3em;color:var(--ash-2);
  text-transform:uppercase;
}
.scroll-hint .line{width:1px;height:44px;background:linear-gradient(var(--ash-2),transparent);animation:hintPulse 2.6s ease-in-out infinite}
@keyframes hintPulse{0%,100%{opacity:.3;transform:scaleY(.7)}50%{opacity:1;transform:scaleY(1)}}

/* Rotating prismatic rings (globe halo in the presence section) */
@keyframes slowspin{to{transform:rotate(360deg)}}
.spin{animation:slowspin 120s linear infinite;transform-origin:center}
.spin-rev{animation:slowspin 180s linear infinite reverse;transform-origin:center}

/* ==========================================================================
   VISION
   ========================================================================== */
.vision .display{font-size:clamp(2.5rem,6.2vw,5.4rem);max-width:16ch}
.vision-body-row{
  display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,80px);
  align-items:start;margin-top:clamp(30px,5vh,52px);
}
.vision-pull{
  font-family:var(--sans);font-weight:500;font-size:clamp(17px,1.7vw,23px);
  line-height:1.45;color:var(--bone);
}
.vision-pull em{font-style:normal;color:var(--ash)}
.counters{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  margin-top:clamp(48px,7vh,84px);
  border:1px solid var(--line);background:var(--line);
}
.counter{background:var(--void);padding:26px clamp(16px,2vw,30px);display:flex;flex-direction:column;gap:10px}
.counter .cv{font-family:var(--display);font-weight:700;font-size:clamp(2rem,4vw,3.4rem);line-height:1;letter-spacing:.01em;font-variant-ligatures:none}
.counter .cl{font-family:var(--mono);font-size:11px;letter-spacing:.26em;color:var(--ash);text-transform:uppercase}
.counter .cv sup{font-size:.42em;color:var(--ash);vertical-align:super;margin-left:2px}

/* ==========================================================================
   ECOSYSTEM (orbital)
   ========================================================================== */
.ecosystem .eco-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,64px);align-items:center;
}
.ecosystem .display{font-size:clamp(2.3rem,5vw,4.4rem);max-width:14ch;margin-bottom:22px}
.forces-list{margin-top:34px;display:flex;flex-direction:column}
.force-row{
  display:flex;align-items:baseline;gap:18px;padding:15px 0;
  border-top:1px solid var(--line);
}
.force-row:last-child{border-bottom:1px solid var(--line)}
.force-row .fn{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--ash);min-width:34px}
.force-row .fname{font-family:var(--sans);font-weight:500;font-size:clamp(15px,1.5vw,19px);letter-spacing:.02em;color:var(--bone);text-transform:uppercase}

.orbit-wrap{position:relative;display:flex;align-items:center;justify-content:center;min-height:440px}
.orbit-sys{position:relative;width:min(520px,88vw);aspect-ratio:1/1}
.orbit-sys .o-ring{position:absolute;border:1px solid var(--line);border-radius:50%}
.orbit-sys .o-ring.r1{inset:0}
.orbit-sys .o-ring.r2{inset:16%}
.orbit-sys .o-ring.r3{inset:33%}
.orbit-sys .o-ring.r4{inset:calc(50% - 62px)}
.orbit-sys .o-core{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:124px;height:124px;border-radius:50%;border:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle,rgba(16,16,20,.95) 0%,rgba(3,3,4,.35) 100%);
}
.orbit-sys .o-core img{height:15px;width:auto;opacity:.95}
.orbit-node{position:absolute;left:50%;top:50%;width:11px;height:11px;margin:-5.5px;border-radius:50%;background:var(--bone);box-shadow:0 0 12px rgba(239,237,230,.55)}
.orbit-node.dim{background:var(--ash);box-shadow:none}
.orbit-node small{
  position:absolute;left:18px;top:50%;transform:translateY(-50%);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--ash);
  white-space:nowrap;text-transform:uppercase;
}
.orbit-node.flip small{left:auto;right:18px;text-align:right}

/* ==========================================================================
   FIELDS OF MASTERY
   ========================================================================== */
.fields .display{font-size:clamp(2.3rem,5.4vw,4.6rem);max-width:12ch}
.fields-list{margin-top:6px;border-top:1px solid var(--line)}
/* The row content is inset by a left gutter that houses the prism accent, so
   the liseré never overlaps the mono numbers. No padding / margin / size
   changes on hover : the row's box is identical at rest and on hover (only
   colour, opacity and composited transforms move). */
.field-row{
  position:relative;display:grid;
  grid-template-columns:132px 78px minmax(0,1fr) minmax(0,1.3fr) 34px;
  gap:clamp(16px,2.2vw,36px);align-items:center;
  padding:clamp(18px,2.6vh,28px) 0 clamp(18px,2.6vh,28px) clamp(16px,1.6vw,24px);
  border-bottom:1px solid var(--line);
  transition:background .4s ease;
}
.field-row::before{
  content:"";position:absolute;left:0;top:14%;bottom:14%;width:2px;
  background:var(--prism);opacity:0;transform:scaleY(.25);transform-origin:center;
  transition:opacity .45s ease,transform .55s cubic-bezier(.16,1,.3,1);
}
.field-row:hover{background:linear-gradient(90deg,rgba(239,237,230,.02),transparent 62%)}
.field-row:hover::before{opacity:.92;transform:scaleY(1)}
/* Emblematic photo per field (from the deck ecosystem slide) : always visible,
   desaturated and dimmed at rest, revived + gently zoomed on hover. */
.field-thumb{
  width:100%;aspect-ratio:16/10;overflow:hidden;border:1px solid var(--line);
  background:var(--carbon);border-radius:2px;
}
.field-thumb img{
  width:100%;height:100%;object-fit:cover;display:block;
  filter:grayscale(.4) contrast(1.03) brightness(.84);transform:scale(1.02);
  transition:filter .55s ease,transform .8s cubic-bezier(.16,1,.3,1);
}
.field-row:hover .field-thumb img{filter:grayscale(0) contrast(1.05) brightness(1);transform:scale(1.09)}
.field-meta{display:flex;flex-direction:column;gap:8px}
.field-idx{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--bone-2)}
.field-deg{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ash-2)}
.field-title{
  font-family:var(--display);font-weight:700;text-transform:uppercase;
  font-size:clamp(1.15rem,2.1vw,1.85rem);line-height:1;letter-spacing:.012em;
  color:var(--bone-2);font-variant-ligatures:none;font-feature-settings:"liga" 0,"dlig" 0;
  transition:color .4s ease;
}
.field-row:hover .field-title{color:var(--bone)}
.field-desc{font-family:var(--sans);font-weight:400;font-size:clamp(13.5px,1.15vw,15.5px);line-height:1.56;color:var(--bone-2)}
.field-arrow{
  align-self:center;justify-self:end;font-family:var(--mono);font-size:15px;color:var(--ash-2);
  opacity:0;transform:translateX(-8px);transition:opacity .4s ease,transform .4s ease,color .4s ease;
}
.field-row:hover .field-arrow{opacity:1;transform:none;color:var(--bone)}

/* ==========================================================================
   PROCESS
   ========================================================================== */
.process .display{font-size:clamp(2.3rem,5vw,4.4rem);max-width:12ch}
.process-track{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  margin-top:8px;border:1px solid var(--line);background:var(--line);
}
.process-step{background:var(--void);padding:clamp(24px,3vw,36px);display:flex;flex-direction:column;gap:16px;position:relative}
.process-step::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--prism);opacity:0;transition:opacity .5s ease}
.process-step:first-child::after{opacity:.85}
.process-node{display:flex;align-items:center;gap:10px}
.process-node .pdot{width:7px;height:7px;border-radius:50%;background:var(--ash);box-shadow:0 0 8px rgba(163,75,255,.4)}
.process-num{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--ash);text-transform:uppercase}
.process-name{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(1.1rem,1.8vw,1.5rem);line-height:1;letter-spacing:.01em;font-variant-ligatures:none;font-feature-settings:"liga" 0,"dlig" 0}
.process-desc{font-family:var(--sans);font-size:14px;line-height:1.55;color:var(--bone-2)}
.process-bullets{list-style:none;display:flex;flex-direction:column;gap:8px;margin-top:6px}
.process-bullets li{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--ash);text-transform:uppercase;padding-left:16px;position:relative}
.process-bullets li::before{content:"";position:absolute;left:0;top:7px;width:5px;height:1px;background:var(--ash-2)}

/* ==========================================================================
   GLOBAL PRESENCE (globe)
   ========================================================================== */
.presence{overflow:hidden}
.presence .display{font-size:clamp(2.3rem,5vw,4.4rem);max-width:16ch}
.presence-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,64px);align-items:center;margin-top:8px}
.presence-lede{margin-bottom:36px}
.regions{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.region{padding:18px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:150px 1fr auto;gap:18px;align-items:baseline}
.region-name{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(.95rem,1.4vw,1.2rem);letter-spacing:.02em;font-variant-ligatures:none;font-feature-settings:"liga" 0,"dlig" 0}
.region-cities{font-family:var(--sans);font-size:13.5px;line-height:1.5;color:var(--bone-2)}
.region-count{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--ash)}

.globe-stage{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:1/1;width:100%;max-width:560px;margin-inline:auto}
.globe-halo{position:absolute;inset:-6%;z-index:0;pointer-events:none}
.globe-halo svg{width:100%;height:100%}
.globe-glow{position:absolute;inset:8%;z-index:0;pointer-events:none;border-radius:50%;
  background:radial-gradient(circle,rgba(59,91,255,.14) 0%,rgba(163,75,255,.08) 45%,transparent 70%);
  filter:blur(6px);
}
#globeCanvas{position:relative;z-index:1;width:100%;height:100%;aspect-ratio:1/1;max-width:560px;
  cursor:grab;opacity:0;transition:opacity 1.1s ease;contain:layout paint size;}
#globeCanvas.is-ready{opacity:.96}
#globeCanvas:active{cursor:grabbing}
.globe-poster{position:absolute;inset:0;z-index:1;display:none;object-fit:contain;opacity:.6;
  filter:brightness(0) invert(1) opacity(.5)}
.globe-legend{display:flex;gap:26px;justify-content:center;margin-top:20px}
.gl-row{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--ash);text-transform:uppercase}
.gl-dot{width:8px;height:8px;border-radius:50%}
.gl-dot.active{background:#7f8bff;box-shadow:0 0 9px rgba(127,139,255,.8)}
.gl-dot.faint{background:var(--ash-2)}

/* ==========================================================================
   FOUNDERS
   ========================================================================== */
.founders .display{font-size:clamp(2.3rem,5vw,4.4rem);max-width:12ch}
.founders-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3.5vw,48px);margin-top:8px}
.founder{display:flex;flex-direction:column;gap:22px}
.founder-photo{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--carbon);border:1px solid var(--line)}
.founder-photo img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05) brightness(.92);transition:filter .6s ease,transform 1.2s ease}
.founder:hover .founder-photo img{filter:grayscale(.35) contrast(1.05) brightness(1);transform:scale(1.03)}
.founder-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(3,3,4,.55),transparent 45%)}
.founder-role{font-family:var(--mono);font-size:11px;letter-spacing:.26em;color:var(--ash);text-transform:uppercase}
.founder-name{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(1.5rem,3vw,2.4rem);line-height:.96;letter-spacing:.01em;font-variant-ligatures:none;font-feature-settings:"liga" 0,"dlig" 0}
.founder-name strong{color:var(--bone);font-weight:700}
.founder-name span{display:block;color:var(--ash)}
.founder-bio{font-family:var(--sans);font-size:14.5px;line-height:1.6;color:var(--bone-2)}
.founder-bio sup{font-size:.7em}
.founders-quote{
  margin-top:clamp(40px,6vh,72px);padding:clamp(28px,4vw,48px);
  border:1px solid var(--line);background:rgba(16,16,20,.4);
  font-family:var(--display);font-weight:700;text-transform:uppercase;
  font-size:clamp(1.3rem,2.6vw,2.1rem);line-height:1.08;letter-spacing:.01em;
  color:var(--bone);font-variant-ligatures:none;font-feature-settings:"liga" 0,"dlig" 0;
  text-align:center;position:relative;
}
.founders-quote .dim{color:var(--ash)}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact .display{font-size:clamp(2.5rem,6vw,5rem);max-width:12ch}
/* FR : le mot insécable « l'extraordinaire. » demande plus que 12ch */
html[lang="fr"] .contact .display{max-width:15ch}
.contact-frame{display:grid;grid-template-columns:1.25fr .75fr;margin-top:8px;border:1px solid var(--line)}
.contact-left{padding:clamp(28px,4vw,48px);border-right:1px solid var(--line)}
.contact-right{padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;gap:34px}
.contact-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--ash);text-transform:uppercase}
.contact-header .live{display:flex;align-items:center;gap:9px}
.contact-header .live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--g);box-shadow:0 0 8px rgba(63,224,138,.7)}
.form{display:flex;flex-direction:column;gap:20px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field-grp{display:flex;flex-direction:column;gap:9px}
.field-grp label{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--ash);text-transform:uppercase}
.field-grp .req{color:var(--r)}
.field-grp input,.field-grp textarea{
  font-family:var(--sans);font-size:15px;color:var(--bone);
  background:transparent;border:0;border-bottom:1px solid var(--line-2);
  padding:11px 2px;transition:border-color .35s ease;resize:vertical;
}
.field-grp textarea{min-height:96px}
.field-grp input::placeholder,.field-grp textarea::placeholder{color:var(--ash-2)}
.field-grp input:focus,.field-grp textarea:focus{outline:none;border-bottom-color:var(--bone)}
.form-submit{align-self:flex-start;margin-top:6px;
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:#050505;background:var(--bone);padding:14px 26px;border-radius:2px;
  transition:transform .3s ease,opacity .3s ease;
  /* host the liquid-metal hover canvas like the other buttons */
  position:relative;overflow:hidden;isolation:isolate;
}
.form-submit:hover{opacity:1;transform:translateY(-1px)}
.form-submit .arrow{transition:transform .35s ease}
.form-submit:hover .arrow{transform:translateX(4px)}
.form-status{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--bone-2)}
.form-status.err{color:var(--r)}
.form-status.ok{color:var(--g)}
.contact-info{display:flex;flex-direction:column;gap:9px}
.contact-info .lbl{font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--ash);text-transform:uppercase}
.contact-info .val{font-family:var(--sans);font-size:16px;color:var(--bone)}
.contact-info a.val:hover{color:var(--bone-2)}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{
  position:relative;z-index:2;border-top:1px solid var(--line);
  padding:36px var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand img{height:15px;width:auto;opacity:.85}
.footer-note{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--ash);text-transform:uppercase}
.footer-links{display:flex;gap:22px}
.footer-links a{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ash);text-transform:uppercase;transition:color .3s ease}
.footer-links a:hover{color:var(--bone)}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1024px){
  .vision-body-row{grid-template-columns:1fr}
  .ecosystem .eco-grid{grid-template-columns:1fr}
  .orbit-wrap{order:-1;min-height:380px}
  .presence-grid{grid-template-columns:1fr}
  .founders-grid{grid-template-columns:1fr;max-width:520px}
  .field-row{
    grid-template-columns:104px 1fr;
    grid-template-areas:"thumb meta" "thumb title" "thumb desc";
    gap:4px 18px;align-items:start;
    padding:clamp(16px,3vw,22px) 0 clamp(16px,3vw,22px) clamp(12px,2.6vw,18px);
  }
  .field-thumb{grid-area:thumb;align-self:start;width:104px}
  .field-meta{grid-area:meta;flex-direction:row;align-items:baseline;gap:12px}
  .field-title{grid-area:title;margin:5px 0 8px}
  .field-desc{grid-area:desc}
  .field-arrow{display:none}
}
@media (max-width:860px){
  .counters{grid-template-columns:1fr 1fr}
  .process-track{grid-template-columns:1fr 1fr}
  .contact-frame{grid-template-columns:1fr}
  .contact-left{border-right:none;border-bottom:1px solid var(--line)}
}
@media (max-width:560px){
  .counters{grid-template-columns:1fr 1fr}
  .process-track{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .region{grid-template-columns:1fr;gap:6px}
  .region-count{order:2}
  .founders-quote{font-size:1.3rem}
  .field-row{grid-template-columns:84px 1fr}
  .field-thumb{width:84px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .spin,.spin-rev,.scroll-hint .line{animation:none}
  /* Hero paused on the first slide, no Ken Burns, no crossfade. The animated
     veil canvas is skipped by JS; the static CSS prismatic veil takes over. */
  .hero-slide{animation:none;transform:none;transition:none}
  .hero-veil{opacity:.42}
  #heroGradient{display:none}
}

/* ==========================================================================
   ITERATION 6 - MEGA MENU / GSAP ORCHESTRATION / GLOBE RGB
   ========================================================================== */

/* ---------- Header : burger + animated nav underline ---------- */
.nav-links a{position:relative}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-5px;height:1px;
  background:var(--prism);transform:scaleX(0);transform-origin:right;
  transition:transform .45s cubic-bezier(.16,1,.3,1);
}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}

/* Burger : tablette + mobile UNIQUEMENT (desktop garde les liens nav seuls). */
.menu-burger{
  display:none;align-items:center;justify-content:center;
  width:44px;height:38px;border:1px solid var(--line-2);border-radius:2px;
  transition:border-color .35s ease,background .35s ease;flex:0 0 auto;
}
@media (max-width:1024px){
  .menu-burger{display:inline-flex}
  /* the burger takes over : the desktop nav links leave with it */
  .nav-links{display:none}
}
.menu-burger:hover{border-color:var(--bone-2)}
.menu-burger:focus-visible{outline:2px solid var(--b);outline-offset:3px}
.burger-bars{position:relative;display:block;width:18px;height:12px}
.burger-bars i{
  position:absolute;left:0;display:block;width:100%;height:1.5px;background:var(--bone);
  transition:transform .4s cubic-bezier(.16,1,.3,1),opacity .25s ease;
}
.burger-bars i:nth-child(1){top:0}
.burger-bars i:nth-child(2){top:50%;transform:translateY(-50%)}
.burger-bars i:nth-child(3){bottom:0}
.menu-burger.is-open .burger-bars i:nth-child(1){top:50%;transform:translateY(-50%) rotate(45deg)}
.menu-burger.is-open .burger-bars i:nth-child(2){opacity:0}
.menu-burger.is-open .burger-bars i:nth-child(3){top:50%;bottom:auto;transform:translateY(-50%) rotate(-45deg)}

/* ---------- Full-screen mega menu ---------- */
body.menu-open{overflow:hidden}
.mega-menu{
  position:fixed;inset:0;z-index:80;pointer-events:none;
  visibility:hidden;opacity:0;
  transition:opacity .5s cubic-bezier(.16,1,.3,1),visibility .5s;
}
.mega-menu.is-open{visibility:visible;opacity:1;pointer-events:auto}
.mega-bg{position:absolute;inset:0;background:var(--void);overflow:hidden}
/* The charte prismatic matter, held very dark so it reads as void with faint
   caustics (echoes the hero without competing with it). */
.mega-bg::before{
  content:"";position:absolute;inset:0;
  background:url('../assets/bg/prismatic-bg-2.jpg') center/cover no-repeat;
  opacity:.20;
}
.mega-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(72% 60% at 82% 14%, rgba(59,91,255,.16), transparent 60%),
    radial-gradient(60% 55% at 10% 92%, rgba(162,75,255,.12), transparent 58%),
    radial-gradient(40% 40% at 50% 60%, rgba(255,45,85,.05), transparent 60%),
    radial-gradient(circle at 50% 50%, transparent 38%, rgba(3,3,4,.72) 100%);
}
.mega-inner{
  position:relative;height:100%;
  display:flex;flex-direction:column;justify-content:space-between;
  gap:clamp(28px,4vh,52px);
  max-width:var(--maxw);margin-inline:auto;
  padding:clamp(26px,3.4vh,40px) var(--gutter) clamp(30px,4.4vh,54px);
}
.mega-top{
  display:flex;justify-content:space-between;align-items:center;
  font-family:var(--mono);font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--ash);
}
.mega-eyebrow{display:inline-flex;align-items:center}
.mega-eyebrow::before{content:"";width:20px;height:1px;background:var(--ash-2);margin-right:14px}
.mega-close{
  display:inline-flex;align-items:center;gap:11px;color:var(--bone-2);
  border:1px solid var(--line-2);padding:9px 15px;border-radius:2px;
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  transition:border-color .25s ease,color .25s ease;
}
.mega-close:hover{border-color:var(--bone);color:var(--bone)}
.mega-close:focus-visible{outline:2px solid var(--b);outline-offset:3px}
.mega-close-x{position:relative;width:11px;height:11px}
.mega-close-x::before,.mega-close-x::after{content:"";position:absolute;top:50%;left:0;width:100%;height:1.5px;background:currentColor}
.mega-close-x::before{transform:rotate(45deg)}
.mega-close-x::after{transform:rotate(-45deg)}

.mega-nav{
  display:flex;flex-direction:column;flex:1 1 auto;min-height:0;
  justify-content:center;overflow-y:auto;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.mega-link{
  position:relative;display:grid;grid-template-columns:64px 1fr auto;
  gap:clamp(16px,2.4vw,40px);align-items:baseline;
  /* left gutter houses the prism accent so it never overlaps the mono number */
  padding:clamp(11px,1.7vh,22px) 0 clamp(11px,1.7vh,22px) clamp(15px,1.5vw,24px);
  border-bottom:1px solid var(--line);
}
.mega-link:last-child{border-bottom:0}
.mega-link::before{
  content:"";position:absolute;left:0;top:16%;bottom:16%;width:2px;
  background:var(--prism);opacity:0;transform:scaleY(.25);transform-origin:center;
  transition:opacity .4s ease,transform .5s cubic-bezier(.16,1,.3,1);
}
.ml-num{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--ash);align-self:center}
.ml-name{
  font-size:clamp(2rem,5.4vw,4.6rem);line-height:.94;letter-spacing:.012em;
  color:var(--bone-2);transition:transform .5s cubic-bezier(.16,1,.3,1),color .35s ease;
}
.ml-deg{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ash-2);align-self:center;transition:color .35s ease}
.mega-link:hover .ml-name,.mega-link:focus-visible .ml-name{color:var(--bone);transform:translateX(clamp(12px,1.4vw,22px))}
.mega-link:hover::before,.mega-link:focus-visible::before{opacity:.92;transform:scaleY(1)}
.mega-link:hover .ml-deg,.mega-link:focus-visible .ml-deg{color:var(--bone-2)}
.mega-link:focus-visible{outline:none}
.mega-link:focus-visible .ml-num{color:var(--b)}

.mega-foot{
  display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,44px);
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--ash);align-items:end;
}
.mega-foot-label{display:block;color:var(--ash-2);margin-bottom:9px}
.mega-foot a{color:var(--bone-2);transition:color .25s ease;display:inline-flex;align-items:center;gap:8px}
.mega-foot a:hover{color:var(--bone)}
.mega-foot a .arrow{transition:transform .35s ease}
.mega-foot a:hover .arrow{transform:translateX(4px)}
/* Menu CTA : a real button (metal on hover), the menu's call to action. */
.mega-foot-cta{margin-top:6px;color:var(--bone-2)}
.mega-foot-cta .btn-label{letter-spacing:.2em}
.mega-lang{justify-self:end;text-align:right}
.lang-toggle{display:inline-flex;align-items:center;gap:9px;margin-top:2px}
.lang-opt{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ash-2);
  background:transparent;cursor:pointer;
  padding:5px 8px;border:1px solid transparent;border-radius:2px;transition:color .25s ease,border-color .25s ease;
}
.lang-opt:hover{color:var(--bone-2)}
.lang-opt.is-active{color:var(--bone);border-color:var(--line-2)}
.lang-opt.is-active:hover{color:var(--bone)}
.lang-opt:focus-visible{outline:2px solid var(--b);outline-offset:2px}
.lang-opt[disabled]{opacity:.55;cursor:not-allowed}
.lang-sep{color:var(--ash-2)}
/* Header language toggle : discreet, sits before the burger */
.lang-toggle-header{margin-top:0}
.lang-toggle-header .lang-opt{padding:4px 6px;font-size:10.5px;letter-spacing:.16em}
.lang-toggle-header .lang-sep{font-size:10.5px}

/* ---------- Hero intro : Z-axis depth (now carried by the slogan) ---------- */
.hero-inner{perspective:1200px;perspective-origin:50% 42%}

/* ---------- Section title : masked line reveal (JS-built wrappers) ---------- */
.tl-line{display:block;overflow:hidden;padding-bottom:.04em}
.tl-inner{display:block;will-change:transform}

/* ---------- Process : tracing prism line (JS-injected) ---------- */
.process-trace{
  position:absolute;left:0;top:0;height:2px;width:100%;z-index:2;pointer-events:none;
  background:var(--prism);opacity:.9;transform:scaleX(0);transform-origin:left;
}

/* ---------- Ecosystem : slow orbital dashed ring ---------- */
.orbit-sys::before{
  content:"";position:absolute;inset:7%;border:1px dashed var(--line-2);border-radius:50%;
  animation:slowspin 90s linear infinite;pointer-events:none;
}

/* ---------- Globe : RGB accent on the CSS halo glow ---------- */
.globe-glow{
  background:radial-gradient(circle,
    rgba(59,91,255,.17) 0%,
    rgba(162,75,255,.11) 42%,
    rgba(255,45,85,.05) 62%,
    transparent 74%);
}
.gl-dot.active{background:#8aa0ff;box-shadow:0 0 9px rgba(138,160,255,.85)}

/* ---------- Mega menu responsive ---------- */
@media (max-width:620px){
  .site-header .nav .btn-metal{display:none}
}
@media (max-width:600px){
  .mega-link{grid-template-columns:38px 1fr;gap:12px}
  .ml-deg{display:none}
  .ml-name{font-size:clamp(1.9rem,8.5vw,3rem)}
  .mega-foot{grid-template-columns:1fr;gap:20px;align-items:start}
  .mega-lang{justify-self:start;text-align:left}
  .mega-inner{gap:26px}
}

@media (prefers-reduced-motion:reduce){
  .mega-menu{transition:none}
  .orbit-sys::before{animation:none}
  .tl-inner{transform:none!important}
  .process-trace{transform:scaleX(1)}
  .nav-links a::after{transition:none}
}